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MIC37151-1.5BR
Product Overview
Category
MIC37151-1.5BR belongs to the category of voltage regulators.
Use
This product is primarily used for voltage regulation in electronic circuits.
Characteristics
- Input Voltage Range: 2.7V to 16V
- Output Voltage: 1.5V
- Maximum Output Current: 1.5A
- Dropout Voltage: 300mV
- Low Quiescent Current: 120µA
- Thermal Shutdown Protection
- Short Circuit Protection
- Small Package Size: SOT-223
- RoHS Compliant
Packaging/Quantity
The MIC37151-1.5BR is available in a SOT-223 package. It is typically sold in reels or tubes containing a specific quantity, such as 2500 units per reel.
Specifications
- Input Voltage Range: 2.7V to 16V
- Output Voltage: 1.5V ±2%
- Maximum Output Current: 1.5A
- Dropout Voltage: 300mV at 1A
- Line Regulation: 0.05%/V
- Load Regulation: 0.1%/A
- Quiescent Current: 120µA
- Operating Temperature Range: -40°C to +125°C
- Thermal Resistance: 50°C/W (junction-to-ambient)
- Package Type: SOT-223
Detailed Pin Configuration
The MIC37151-1.5BR has the following pin configuration:
- VIN (Input Voltage)
- GND (Ground)
- VOUT (Output Voltage)
Functional Features
- Voltage Regulation: The MIC37151-1.5BR provides a stable output voltage of 1.5V, regardless of input voltage fluctuations.
- Low Dropout Voltage: With a dropout voltage of only 300mV at 1A, this regulator can operate efficiently even with low input voltages.
- Thermal Shutdown Protection: The device includes thermal shutdown protection to prevent damage from excessive heat.
- Short Circuit Protection: The MIC37151-1.5BR is equipped with short circuit protection, ensuring the safety of the circuit and the regulator itself.
Advantages and Disadvantages
Advantages
- Wide input voltage range allows for versatile applications.
- Low quiescent current minimizes power consumption.
- Small package size enables space-saving designs.
- Thermal shutdown and short circuit protection enhance reliability.
Disadvantages
- Limited output voltage options (only 1.5V in this model).
- Dropout voltage may be relatively high for some applications.
Working Principles
The MIC37151-1.5BR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly to maintain a stable output voltage of 1.5V.
Detailed Application Field Plans
The MIC37151-1.5BR is commonly used in various electronic devices and circuits, including but not limited to: - Battery-powered devices - Portable audio players - Wireless communication systems - Industrial control systems - Automotive electronics - Medical equipment
Detailed and Complete Alternative Models
- MIC37150-1.8BR: Output voltage of 1.8V, otherwise similar specifications.
- MIC37152-3.3BR: Output voltage of 3.3V, otherwise similar specifications.
- MIC37153-5.0BR: Output voltage of 5.0V, otherwise similar specifications.
- MIC37154-adjBR: Adjustable output voltage, otherwise similar specifications.
These alternative models provide different output voltage options while maintaining similar characteristics and features to the MIC37151-1.5BR.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MIC37151-1.5BR in technische oplossingen
Sure! Here are 10 common questions and answers related to the application of MIC37151-1.5BR in technical solutions:
Q1: What is MIC37151-1.5BR? A1: MIC37151-1.5BR is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of 1.5V.
Q2: What is the input voltage range for MIC37151-1.5BR? A2: The input voltage range for MIC37151-1.5BR is typically between 2.7V and 16V.
Q3: What is the maximum output current of MIC37151-1.5BR? A3: MIC37151-1.5BR can provide a maximum output current of 1.5A.
Q4: Can MIC37151-1.5BR be used in battery-powered applications? A4: Yes, MIC37151-1.5BR can be used in battery-powered applications as it has a low dropout voltage and operates efficiently with low input voltages.
Q5: Is MIC37151-1.5BR suitable for use in automotive electronics? A5: Yes, MIC37151-1.5BR is designed to meet the requirements of automotive electronics and can operate reliably in automotive environments.
Q6: Does MIC37151-1.5BR have built-in thermal protection? A6: Yes, MIC37151-1.5BR incorporates thermal shutdown protection to prevent overheating and damage to the IC.
Q7: Can MIC37151-1.5BR be used in both step-up and step-down voltage conversion applications? A7: No, MIC37151-1.5BR is specifically designed for step-down (buck) voltage conversion applications.
Q8: What is the typical efficiency of MIC37151-1.5BR? A8: The typical efficiency of MIC37151-1.5BR is around 90%, making it highly efficient in converting input voltage to a stable 1.5V output.
Q9: Does MIC37151-1.5BR require external components for operation? A9: Yes, MIC37151-1.5BR requires a few external components such as input and output capacitors for proper operation.
Q10: Can MIC37151-1.5BR be used in high-temperature environments? A10: Yes, MIC37151-1.5BR has a wide operating temperature range and can be used in high-temperature environments up to 125°C.
Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.